Kupreanof Volcano Alert Dropped | Anchorage News

Kupreanof Volcano in Alaska has dropped off the radar—earthquake activity and sulfur dioxide levels have returned to normal, bumping it from “green” to “unassigned.” With Alaska hosting more volcanoes than all other U.S. states combined and being the nation’s most seismically active region, the Alaska Volcano Observatory juggles limited resources while keeping tabs on restless giants like Great Sitkin (erupting since 2021) and Shishaldin (active since last year). Their mission? To warn of potential disruptions to people, planes, or daily life—with real-time data driving their ever-adapting watch.

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